This is a past event.

Petrified Trees of Yellowstone 

When: Wed., Nov. 6, 7-8 p.m. 2013
Jump in the Way-Back Machine when Yellowstone National Park when artist Lee Silliman discusses the history of the park's now-obscure stands of petrified trees. Montana Natural History Center, 120 Hickory St. $4/free for MNHC members.



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